Home / 11,487.82-17,235.19-9,504.49

Finding the Fourth Proportional to 11,487.82, 17,235.19 and 9,504.49

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Solution

The fourth proportional to 11,487.82, 17,235.19 and 9,504.49 is: 14,259.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487.82 : 17,235.19 = 9,504.49 : x
  2. Step 2: Convert to fraction form
    11,487.82/17,235.19 = 9,504.49/x
  3. Step 3: Cross multiply
    11,487.82x = 17,235.19 × 9,504.49
  4. Step 4: Simplify right side
    11,487.82x = 163,811,691.00
  5. Step 5: Solve for x
    x = 163,811,691.00/11,487.82
  6. Step 6: Final answer
    x = 14,259.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.